Card Number Validation in all languages in chars. Cheevos Holes Recent Holes Langs Medals Misc All Holes 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Experimental Language 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Hole All 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 298th plcc0 769 84 18ms 6 Apr 2025 298th KatieLG 🇬🇧 769 84 19ms 25 May 2025 303rd DialFrost 🇸🇬 769 91 2ms 1 Oct 2024 304th targrik 768 88 8ms 7 Feb 2025 305th lifthrasiir 🇰🇷 767 37 2ms 27 Nov 2024 306th DialFrost 🇸🇬 767 121 338ms 24 Sep 2025 307th didion0 🇺🇸 766 84 9ms 10 Jan 2025 308th DialFrost 🇸🇬 766 131 6ms 11 Dec 2024 309th MeWhenI 🇻🇦 765 109 331ms 2 Oct 2024 309th edsrzf 🇳🇿 765 109 377ms 23 Jul 2025 311th emplv 🇱🇻 763 76 135ms 29 Oct 2024 312th albanian-laundromat 763 118 299ms 16 hours ago 313th ovs-code 🇩🇪 763 122 157ms 25 Apr 2025 314th GolfingSuccess 🇬🇷 762 70 6ms 6 Jun 2025 315th GrayJoKing 🇦🇺 761 79 1,080ms 1 Oct 2024 316th Shanethegamer 🇺🇸 761 132 8ms 2 Oct 2024 317th inventshah 760 85 23ms 4 Oct 2024 317th Artemis21 🇬🇧 760 85 10ms 10 Jan 2025 317th keelimeguy 🇺🇸 760 85 18ms 14 Jun 2025 320th MeWhenI 🇻🇦 759 89 4ms 2 Oct 2024 321st emgordon154 758 63 40ms 18 Nov 2024 321st SirBogman 🇺🇸 758 63 41ms 19 Jul 2025 323rd weliveinhell 🇭🇹 757 85 10ms 1 Oct 2024 323rd SteRoy 757 85 9ms 13 May 2025 325th AlephSquirrel 755 76 539ms 1 Oct 2024 326th sean-niemann 🇺🇸 754 93 2ms 24 Oct 2024 327th 0xjac 🇨🇭 753 158 262ms 17 Jun 2025 328th GrayJoKing 🇦🇺 751 90 4ms 1 Oct 2024 329th stackofbears 750 52 38ms 14 Mar 2025 330th DialFrost 🇸🇬 749 75 822ms 10 Oct 2024 331st Maznek 748 86 9ms 4 Oct 2024 332nd MeWhenI 🇻🇦 748 106 2ms 2 Oct 2024 333rd rak1507 🇬🇧 747 38 2ms 30 Dec 2024 334th Shanethegamer 🇺🇸 746 64 44ms 3 Oct 2024 334th Andriamanitra 🇫🇮 746 64 38ms 5 Oct 2024 336th MeWhenI 🇻🇦 746 89 3,527ms 24 Oct 2024 337th stefangimmillaro 746 94 2ms 30 Oct 2024 338th Babafaba 745 77 351ms 2 days ago 339th Shanethegamer 🇺🇸 744 121 301ms 3 Oct 2024 340th sean-niemann 🇺🇸 743 93 114ms 24 Oct 2024 341st DialFrost 🇸🇬 742 106 12ms 13 Dec 2024 342nd MeWhenI 🇻🇦 742 162 27ms 2 Oct 2024 343rd SirBogman 🇺🇸 741 63 280ms 23 Jul 2025 344th sean-niemann 🇺🇸 740 116 377ms 24 Oct 2024 345th KrausRaus 🇺🇸 739 87 10ms 1 Oct 2024 345th GeorgeStechman 🇬🇧 739 87 9ms 24 Oct 2024 345th coreynash 739 87 9ms 13 Feb 2025 345th kirjavascript 739 87 9ms 22 Jul 2025 349th Shanethegamer 🇺🇸 738 90 3,405ms 28 Oct 2024 350th HumanoidCPU 736 78 461ms 7 Mar 2025 351st MeWhenI 🇻🇦 735 34 61ms 2 Oct 2024 351st emgordon154 735 34 65ms 11 Sep 2025 353rd stefangimmillaro 735 92 7ms 2 Oct 2024 353rd Shanethegamer 🇺🇸 735 92 5ms 3 Oct 2024 355th wh3n3v3r 🇨🇿 734 88 11ms 18 Nov 2024 355th snoozingnewt 🇺🇸 734 88 10ms 11 days ago 357th MeWhenI 🇻🇦 733 111 122ms 2 Oct 2024 358th Shanethegamer 🇺🇸 733 116 21ms 1 Oct 2024 359th Shanethegamer 🇺🇸 732 100 116ms 24 May 2025 360th Shanethegamer 🇺🇸 732 156 30ms 2 Oct 2024 361st Shanethegamer 🇺🇸 731 101 5ms 2 Oct 2024 362nd error256 731 109 10ms 24 Jul 2025 363rd stefangimmillaro 731 114 343ms 13 Oct 2024 364th anter69 🇭🇺 729 78 1,023ms 1 Oct 2024 365th Shanethegamer 🇺🇸 729 96 2ms 3 Oct 2024 366th CLOStrophobic 🇮🇹 728 160 43ms 27 Feb 2025 367th Shanethegamer 🇺🇸 726 112 104ms 3 Oct 2024 368th zacjl 724 110 10ms 10 Oct 2024 369th Shanethegamer 🇺🇸 724 126 1,343ms 2 Oct 2024 370th dtbao20 🇻🇳 723 89 9ms 1 Oct 2024 370th madeforlosers 723 89 9ms 17 Oct 2024 370th junkondo-jp 723 89 9ms 14 Dec 2024 373rd annaproxy 723 132 19ms 1 Oct 2024 374th MeWhenI 🇻🇦 721 179 1,554ms 5 days ago 375th weeble 720 74 8ms 1 Jul 2025 First Prev 301–375 of 813 Next Last